oak_elm/builder/
mod.rs

1#![doc = include_str!("readme.md")]
2use crate::{ast::*, language::ElmLanguage, parser::ElmParser};
3use oak_core::{Builder, BuilderCache, GreenNode, OakDiagnostics, Parser, SourceText, TextEdit, source::Source};
4
5/// AST builder for the Elm language
6#[derive(Clone)]
7pub struct ElmBuilder<'config> {
8    /// Language configuration
9    config: &'config ElmLanguage,
10}
11
12impl<'config> ElmBuilder<'config> {
13    /// Creates a new Elm builder
14    pub fn new(config: &'config ElmLanguage) -> Self {
15        Self { config }
16    }
17
18    /// Builds the AST root node from the syntax tree
19    pub fn build_root(&self, _green: &GreenNode<ElmLanguage>, _source: &SourceText) -> Result<ElmRoot, oak_core::OakError> {
20        // Simplified AST construction logic
21        Ok(ElmRoot { items: vec![] })
22    }
23}
24
25impl<'config> Builder<ElmLanguage> for ElmBuilder<'config> {
26    fn build<'a, S: Source + ?Sized>(&self, source: &'a S, edits: &[TextEdit], _cache: &'a mut impl BuilderCache<ElmLanguage>) -> oak_core::builder::BuildOutput<ElmLanguage> {
27        let parser = ElmParser::new(self.config);
28        let mut cache = oak_core::parser::ParseSession::<ElmLanguage>::default();
29        let parse_result = parser.parse(source, edits, &mut cache);
30
31        match parse_result.result {
32            Ok(green_tree) => {
33                let source_text = SourceText::new(source.get_text_in((0..source.length()).into()).into_owned());
34                match self.build_root(green_tree, &source_text) {
35                    Ok(ast_root) => OakDiagnostics { result: Ok(ast_root), diagnostics: parse_result.diagnostics },
36                    Err(build_error) => {
37                        let mut diagnostics = parse_result.diagnostics;
38                        diagnostics.push(build_error.clone());
39                        OakDiagnostics { result: Err(build_error), diagnostics }
40                    }
41                }
42            }
43            Err(parse_error) => OakDiagnostics { result: Err(parse_error), diagnostics: parse_result.diagnostics },
44        }
45    }
46}
oak_elm/builder/mod.rs

oak_elm/builder/
mod.rs
